Home / 63,014.39-86,961.47-34,720.10

Finding the Fourth Proportional to 63,014.39, 86,961.47 and 34,720.10

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Solution

The fourth proportional to 63,014.39, 86,961.47 and 34,720.10 is: 47,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,014.39 : 86,961.47 = 34,720.10 : x
  2. Step 2: Convert to fraction form
    63,014.39/86,961.47 = 34,720.10/x
  3. Step 3: Cross multiply
    63,014.39x = 86,961.47 × 34,720.10
  4. Step 4: Simplify right side
    63,014.39x = 3,019,310,326.14
  5. Step 5: Solve for x
    x = 3,019,310,326.14/63,014.39
  6. Step 6: Final answer
    x = 47,914.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.